OpenTechnical

OT-2026-000043118

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000043118) never changes.

Identity and time

Publication numberOT-2026-000043118 · never reused
Internal UUID01a0ae7b-327a-7ee3-8de9-661123c8514f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043118
StatusPUBLIC

Content hashes

Canonical textff372940a7da73f612ed658d9d3fe65d0996b440363cbf127cbef7cfc1811b65
Markdown91f37f38617b935007eb657174f17b88f745351dba50e1d010a8f111b7b6bcbe
PDF
Publication page4aaceb5d86ba2336dd6204a303bb003aa14429dc04bbddf7ed6ad6944889cbee
Manifest1d2289ef554d78f91932abbaa91805068a235fd60554c40abe2970820f5c644c

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureX3JfMqZFhM+8nwD2ZI+ZsqwFqoa5YuPurwY7pzBG8zmKMMfN7lYK5D5X/wGTD04s0In6AQ1LK+QbK37vAbdqCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:32.784859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043118
observed 4aaceb5d86ba2336dd6204a303bb003a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:32.767551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043118/manifest.json
observed 1d2289ef554d78f91932abbaa9180506...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:32.748285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043118/publication.md
observed 91f37f38617b935007eb657174f17b88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:32.727995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043118/publication.txt
observed ff372940a7da73f612ed658d9d3fe65d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.